This flasher makes connected lamps flash at adjustable speeds. Can be used as a flasher (max. 300 mA) or alternating flasher (2 x max. 300 mA).
Powerful light barrier kit with a range of up to 18 metres. Owing to its invisible infrared light beam, the light barrier can also be used ideally for alarms and monitoring systems. When the light beam is interrupted, the relay gets activated for the...
Can be used as a pre-amplifier for power amplifiers or as headphone amplifier.
It is a question of a small wire loop with a bow and obstacles, in many curved wire to thread. Who is with the wire strap the fadeldraht touched, triggers an acoustic and optical signal. An interesting game for parties and long evenings. This text is...
When installed in a hemispherical reflector such as a plastic ball cut in half,this highly sensitive microphone can record sounds and speech at a distance of several hundred metres! Ideal for animal watchers, detectives, etc.
2 different colored LEDS flash alternately. The flashing sequence is adjustable. The operating voltage is 6 - 12 V/DC.Thus, the indicator for battery operation on a 9 V transistor battery.Application: For the Railway Modeling (model railway crossings),...
This device is to replace the old-fashioned Dice Dice games. 7 leds on the board are attached in such a way, as the eyes are arranged on a cube. After the press and release the start button lights randomly one or more of the LED's. The indicator corresponds...
Adjustable timer for switching sequences from approx. 1 second to 40 minutes. The device switches on after pressing a button and switches off again after the set time has elapsed. The reset button can be used to interrupt the time sequence at any time.Suitable...
Small universal amplifier with a music output of 2W peak. A modern, affordable amplifier for many purposes. He works with a 8-pin DIP-IC, the design is very small, so that this amplifier in many devices can be integrated.This text is machine translated.
Electronic flasher for incandescent lamps. Can also be used as an alternating flasher. Perfect for model building!
Electronic flasher with a large diameter 8 mm LED. Flash sequence: approx. 60 - 120 x per minute. For decorations, models, etc.This text is machine translated.
If 2 bare wires come into contact with water, a light-emitting diode. The device is suitable, overflowing rain barrels and gutters.This text is machine translated.
This relay card can be controlled by low power signals, starting at approx. 5 mA. Ideal as a switch amplifier for other kits which only have a LED output but have to drive relays to control other equipment.
This unit uses ultrasonic echos. The LED lights lights up if a body approaches the Ultrasound sensor within 10 to 80 cm. Applications: Garage parking assistant · Person/animal alarm · Detecting objects on conveyor belts · Securing larger objects,...
After releasing the pushbutton, the light signal runs quickly round the 10 LEDs in a circle, slows and then stops randomly at one of the LEDs. All LEDs are lit during operation except for the LED currently receiving the signal. The illuminated circuit...